What is high blood pressure?

High blood pressure is similar topumping too much air into a tire or balloon.

What is blood pressure?

Your heart pumps blood. Blood pressure is the force of blood against your blood vessels as it circulates. This force is necessary to make the blood flow, delivering nutrients and oxygen throughout your body.

What is high blood pressure?

High blood pressure, also called hypertension, means there is too much pressure in your blood vessels. This can damage your blood vessels and cause health problems. Anyone can develop high blood pressure, but it becomes more common as you get older.